﻿//////////////////////////////////////////////////////////////////
//
// Hester\Accounts.cs
//
// Copyright (c) 2012 Dan Pike.
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation files
// (the "Software"), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sub-license, and/or sell copies of the Software,
// and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using DanPike.Utilities;

namespace Hester
{
   public class Accounts
   {
      private static Logger Logger = Program.Logger;
      private Dictionary<string, Account> accounts_ = new Dictionary<string, Account>(StringComparer.CurrentCultureIgnoreCase);

      ////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// 
      /// </summary>
      public class AccountAddedEventArgs : EventArgs
      {
         public Account Account;
      }
      public delegate void AccountAddedEventHandler(object sender, AccountAddedEventArgs eventArgs);
      public AccountAddedEventHandler AccountAdded;

      ////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// 
      /// </summary>
      public Accounts()
      {

      }

      ////////////////////////////////////////////////////////////////////////
      /// <summary>
      /// 
      /// </summary>
      public Account addAccount(string accountName)
      {
         Account account = null;
         try
         {
            if (!accounts_.TryGetValue(accountName, out account))
            {
               Logger.DebugFormat("creating account '{0}'", accountName);
               account = new Account(accountName);
               accounts_.Add(accountName, account);

               // Tell our clients that we have found a new account
               if (null != AccountAdded)
               {
                  AccountAddedEventArgs eventArgs = new AccountAddedEventArgs();
                  eventArgs.Account = account;
                  AccountAdded(this, eventArgs);
               }
            }
         }
         catch (System.Exception ex)
         {
            Logger.Exception(ex);
            account = null;
         }
         return account;
      }
   }
}
